GB1301517A - - Google Patents

Info

Publication number
GB1301517A
GB1301517A GB1301517DA GB1301517A GB 1301517 A GB1301517 A GB 1301517A GB 1301517D A GB1301517D A GB 1301517DA GB 1301517 A GB1301517 A GB 1301517A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
spring
chamber
valve
weighting means
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1301517A publication Critical patent/GB1301517A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
    • B63C11/02—Divers' equipment
    • B63C11/18—Air supply
    • B63C11/22—Air supply carried by diver
    • B63C11/24—Air supply carried by diver in closed circulation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0753—Control by change of position or inertia of system
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7905—Plural biasing means

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
GB1301517D 1969-06-12 1970-05-15 Expired GB1301517A (enEXAMPLES)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00832671A US3841348A (en) 1969-06-12 1969-06-12 Fluid pressure control apparatus

Publications (1)

Publication Number Publication Date
GB1301517A true GB1301517A (enEXAMPLES) 1972-12-29

Family

ID=25262323

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1301517D Expired GB1301517A (enEXAMPLES) 1969-06-12 1970-05-15

Country Status (5)

Country Link
US (1) US3841348A (enEXAMPLES)
AU (1) AU1506170A (enEXAMPLES)
DE (1) DE2027769A1 (enEXAMPLES)
FR (1) FR2051164A5 (enEXAMPLES)
GB (1) GB1301517A (enEXAMPLES)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2193895A (en) * 1986-07-24 1988-02-24 Deutsche Forsch Luft Raumfahrt Deep submergence respirator apparatus

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968795A (en) * 1974-12-11 1976-07-13 Westinghouse Electric Corporation Underwater breathing apparatus
AU501801B2 (en) * 1974-12-11 1979-06-28 Divers Exchange Inc Underwater breathing apparatus
US3968794A (en) * 1974-12-11 1976-07-13 Westinghouse Electric Corporation Underwater breathing apparatus
US4064882A (en) * 1975-08-25 1977-12-27 Shiley Laboratories, Inc. Tracheostomy tube with pressure relief valve
US4044793A (en) * 1975-08-25 1977-08-30 Shiley Laboratories, Inc. Relief valve
US6619285B2 (en) * 2001-06-13 2003-09-16 Albert D. Hawkins, Jr. Ambient air breathing device
US7367358B2 (en) * 2005-02-02 2008-05-06 Universal Infusion Technology, Llc Medical fluid delivery system and method relating to the same
JP2007226175A (ja) * 2006-01-26 2007-09-06 Epson Imaging Devices Corp 液晶装置及び電子機器
US7654262B1 (en) * 2006-11-29 2010-02-02 The United States Of America As Represented By The Secretary Of The Navy System for reducing hydrostatic load imbalances in a driver's open-circuit breathing apparatus
EP1975758A1 (en) * 2007-03-26 2008-10-01 Innas B.V. Device for controlling fluid flow
US20150323088A1 (en) * 2014-05-08 2015-11-12 Agm Container Controls, Inc. Magnetic Breather Valve
US11371906B1 (en) 2019-10-07 2022-06-28 Precision Diving Equipment Llc One-way valve tester and method of using same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US337431A (en) * 1886-03-09 pintsoh
US1984868A (en) * 1932-08-16 1934-12-18 Air Reduction Gas pressure stabilizer
US2013372A (en) * 1933-03-10 1935-09-03 Work Ernest Willy Relief valve
US2318721A (en) * 1941-01-11 1943-05-11 Union Carbide & Carbon Corp Fluid pressure regulator
US2616442A (en) * 1946-06-18 1952-11-04 Bendix Aviat Corp Respiratory device
NL212391A (enEXAMPLES) * 1955-12-02 1900-01-01
BE567894A (enEXAMPLES) * 1957-05-22 1900-01-01
US3175473A (en) * 1962-05-01 1965-03-30 Grinnell Corp Spring and fluid pressure actuator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2193895A (en) * 1986-07-24 1988-02-24 Deutsche Forsch Luft Raumfahrt Deep submergence respirator apparatus
GB2193895B (en) * 1986-07-24 1990-02-14 Deutsche Forsch Luft Raumfahrt Deep submergence respiratory apparatus

Also Published As

Publication number Publication date
AU1506170A (en) 1971-11-18
DE2027769A1 (de) 1970-12-17
US3841348A (en) 1974-10-15
FR2051164A5 (enEXAMPLES) 1971-04-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee